Fuel tank



FIG. 1 is a rear, bottom, left perspective view of a fuel tank showingthe new design in an environment of use, where the surrounding machineis not claimed;

FIG. 2 is a rear, bottom, right perspective view thereof;

FIG. 3 is a rear, top, left, perspective view thereof;

FIG. 4 is a left-side elevation view thereof;

FIG. 5 is a right-side elevation view thereof; and,

FIG. 6 is a rear elevation view thereof.

The broken lines of even length shown in the drawings illustrateenvironmental subject matter and form no part of the claimed design.Inventive aspects of the current design exist in the fuel tank as awhole as well as in the portions of the fuel tank that are only visiblewhen installed, as shown in FIGS. 1-6.

CLAIM The ornamental design for a fuel tank, as shown and described.